A nonmetallic circular item with an aperature, having a solid round cross-section. They are used primarily for sealing. For items with other than round cross section, see packing,preformed. For noncircular items with a round cross-section, see seal,nonmetallic round section and rubber,round section.
Classification: Gaskets, washers and other seals, of vulcanized rubber other than hard rubber
NSN 6220-00-333-8521
NSN 2925-00-422-5159
NSN 5855-01-095-5299
NSN 5925-01-168-9890
NSN 6650-00-021-9555
NSN 5999-01-609-2285
NSN 6145-01-158-6794
NSN 5895-01-574-4543
NSN 5965-00-920-0455
NSN 4140-00-597-5260
NSN 6105-00-392-2917
NSN 6645-00-216-6126